image

Documentation

Index

• Variables
• type Degree
• type Detector
  • func NewFakeDetector() Detector
• type Hash
  • func (h Hash) AsBase2() []string
• type Hasher
  • func NewPHasher() Hasher
• type Image
  • func NewImage(in io.Reader) (Image, error)
  • func (img Image) Rotate(angle Degree) Image
• type Images
  • func NewImages() Images

Variables

var ErrInvalidInput = errors.New("invalid input reader")

Types

type Degree

type Degree int

const (
	None Degree = iota
	Degree90
	Degree180
)

type Detector

type Detector interface {
	Detect(img io.Reader) (Images, error)
}

func NewFakeDetector

func NewFakeDetector() Detector

type Hash

type Hash struct {
	Value []uint64
	Bits  int
}

func (Hash) AsBase2

func (h Hash) AsBase2() []string

type Hasher

type Hasher interface {
	// Hash builds a hash based on the given image
	Hash(img Image) (Hash, error)
	// Distance builds the distance between the given hashes
	Distance(hash1 Hash, hash2 Hash) (int, error)
}

func NewPHasher

func NewPHasher() Hasher

type Image

type Image struct {
	image.Image
}

func NewImage

func NewImage(in io.Reader) (Image, error)

func (Image) Rotate

func (img Image) Rotate(angle Degree) Image

type Images

type Images []Image

func NewImages

func NewImages() Images